src/org/sourceforge/desert/DesertPanel.java

   1 /*
   2  * Copyright (c) 2010 The Desert team
   3  *
   4  * Permission is hereby granted, free of charge, to any person
   5  * obtaining a copy of this software and associated documentation
   6  * files (the "Software"), to deal in the Software without
   7  * restriction, including without limitation the rights to use,
   8  * copy, modify, merge, publish, distribute, sublicense, and/or sell
   9  * copies of the Software, and to permit persons to whom the
  10  * Software is furnished to do so, subject to the following
  11  * conditions:
  12  *
  13  * The above copyright notice and this permission notice shall be
  14  * included in all copies or substantial portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  17  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  18  * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  19  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  20  * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  21  * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  22  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  23  * OTHER DEALINGS IN THE SOFTWARE.
  24  *
  25  */
  26 package org.sourceforge.desert;
  27
  28 import java.awt.BorderLayout;
  29 import java.awt.Component;
  30 import java.awt.Label;
  31 import java.awt.Panel;
  32 import java.awt.event.ActionEvent;
  33 import java.awt.event.ActionListener;
  34 import javax.swing.Box;
  35
  36 /**
  37  *
  38  * @author codistmonk (creation 2010-04-15)
  39  */
  40 public class DesertPanel extends Panel {
  41
  42     private final Timer timer;
  43
  44     private final DrawingBoard drawingBoard;
  45
  46     public DesertPanel() {
  47         super(new BorderLayout());
  48         this.timer = new Timer(FRAMERATE);
  49         this.drawingBoard = new DrawingBoard();
  50
  51         final FramerateLabel framerateLabel = new FramerateLabel();
  52         final ParticleCountLabel particleCountLabel = this.new ParticleCountLabel();
  53
  54         this.add(this.getDrawingBoard(), BorderLayout.CENTER);
  55         this.add(horizontalBox(framerateLabel, particleCountLabel), BorderLayout.SOUTH);
  56
  57         this.getTimer().addActionListener(this.getDrawingBoard());
  58         this.getTimer().addActionListener(framerateLabel);
  59         this.getTimer().addActionListener(particleCountLabel);
  60     }
  61
  62     /**
  63      *
  64      * @return
  65      * <br>A non-null value
  66      * <br>A reference
  67      */
  68     public final Timer getTimer() {
  69         return this.timer;
  70     }
  71
  72     /**
  73      *
  74      * @return
  75      * <br>A non-null value
  76      * <br>A reference
  77      */
  78     public final DrawingBoard getDrawingBoard() {
  79         return this.drawingBoard;
  80     }
  81
  82     /**
  83      *
  84      * @author codistmonk (creation 2010-04-15)
  85      */
  86     private final class ParticleCountLabel extends Label implements ActionListener {
  87
  88         @Override
  89         public final void actionPerformed(final ActionEvent event) {
  90             this.setText("Particle count: " + DesertPanel.this.getDrawingBoard().getParticleCount());
  91         }
  92
  93     }
  94
  95     public static final Integer FRAMERATE = 30;
  96
  97     /**
  98      *
  99      * @param components
 100      * <br> Should not be null
 101      * @return
 102      * <br>A new value
 103      * <br>A non-null value
 104      */
 105     private static final Box horizontalBox(final Component... components) {
 106         final Box result = Box.createHorizontalBox();
 107
 108         for (final Component component : components) {
 109             result.add(component);
 110         }
 111
 112         return result;
 113     }
 114
 115     /**
 116      *
 117      * @author codistmonk (creation 2010-04-15)
 118      */
 119     private static final class FramerateLabel extends Label implements ActionListener {
 120
 121         @Override
 122         public final void actionPerformed(final ActionEvent event) {
 123             this.setText("Framerate: " + String.format("%.1f", 1.0 / ((Timer.Event) event).getDeltaTime()));
 124         }
 125
 126     }
 127
 128 }